This document discusses using paid search to build an international business. It recommends localizing marketing by optimizing websites for other languages and cultures, and simplifying the choice of global advertising platforms by leveraging Google and Facebook's dominance internationally. Case studies show how targeting expats and a non-branded German search strategy helped a client grow their non-UK revenue from 2% to 6% over two years by proving the business case for an international expansion. The key takeaways are to take an incremental approach, localize marketing, and work with experts to support the strategy.